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2. Are False Positive Covid Tests Common? Doctors Explain. - AOL

   www.aol.com/false-positive-covid-tests-common...

   When you test, such as testing if you have symptoms or if you don't, may affect the results, too. Antigen tests tend to be more accurate when you have symptoms. Also, check the expiration date on ...

3. Does a Faint Line on a COVID Test Mean You Have COVID? - AOL

   www.aol.com/does-faint-line-covid-test-130000248...

   This is especially true if you have been exposed to a known infection and/or are experiencing symptoms, a faint line means you have COVID, says Linda Yancey, M.D., an infectious diseases ...

4. What Really Causes a False Positive COVID-19 Test? Experts ...

   www.aol.com/false-positive-covid-19-test...

   Antigen tests are most accurate when you have symptoms, Dr. Baird says, since that usually correlates to having “a lot of virus” in your body—it’s easier for the tests to detect.

5. COVID-19 rapid antigen test - Wikipedia

   en.wikipedia.org/wiki/COVID-19_rapid_antigen_test

   COVID-19 rapid antigen tests (RATs) have been widely used for diagnosis of COVID-19. The World Health Organization (WHO) COVID-19 Case Definition states that a person with a positive RAT (also known as an antigen rapid diagnostic test or Antigen-RDT) can be considered a "confirmed case of SARS-CoV-2 infection" in two ways. [10]

6. What does a faint line on a rapid COVID-19 test mean? - AOL

   www.aol.com/faint-line-covid-19-test-225851470.html

   If COVID-19 transmission levels are high in your area, if you know you were exposed to someone with the infection or if you have noticeable symptoms, those are all good reasons to interpret a ...

7. Rapid antigen test - Wikipedia

   en.wikipedia.org/wiki/Rapid_antigen_test

   A COVID-19 Rapid Antigen test(top) with a Covid-19 Rapid Antigen and a Influenza A&B Rapid Antigen Test(bottom) A rapid antigen test (RAT), sometimes called a rapid antigen detection test (RADT), antigen rapid test (ART), or loosely just a rapid test, is a rapid diagnostic test suitable for point-of-care testing that directly detects the presence or absence of an antigen.

8. Got a Faint Line on a COVID-19 Home Test? Here's What It Means

   www.aol.com/got-faint-line-covid-19-145700240.html

   Rapid antigen tests aren't designed to serve as a diagnostic for how you are currently recovering from COVID-19, adds Dr. Volk, clarifying that the FDA didn't approve home tests "to measure how ...

9. How common are false-positive COVID tests? Experts weigh in.

   www.aol.com/lifestyle/common-false-positive...

   "Then, if you have no symptoms and you test negative, you're very likely good." But, like Adalja, Russo doesn't recommend testing for COVID-19 if you're symptom-free.